Highly-visible, multi-colored LED lights for quick and unmistakable comparator judgments Negative values allowed for comparator limits for checking weights that are taken out from (instead of added to) a container*1 Operation with either four AA batteries or the provided AC adapter Large LCD display with 13.5-mm high characters Auto power off function to avoid wasting power Multiple weighing units: g, oz, ozt, lb-oz, dwt, ct, tael (HK general/HK jewelry/Taiwan), tola, and N*2 Security slot in the rear of the scale to accommodate an anti-theft lock Key lock function to prevent operators from making changes to the scale settings Comes in a stackable carrying case to save space when stored Includes three color bars (red, green and orange) for sorting the scales depending on the purpose, owner, point of use, etc.

*1 The display needs to be set to zero before each measurement.
*2 The comparator function cannot be used with lb-oz or tael, and lb-oz is not available with the HT-300CL.